Comments on: Raspberry Pi Starter Kit Lesson 13: I2C 1602 LCD https://osoyoo.com/2017/07/03/raspbery-pi3-drive-i2c-1602-lcd/ Project Tutorial for Arduino compatible products Wed, 15 Mar 2023 07:29:15 +0000 hourly 1 https://wordpress.org/?v=6.1.1 By: elaine https://osoyoo.com/2017/07/03/raspbery-pi3-drive-i2c-1602-lcd/comment-page-1/#comment-688 Mon, 29 Jan 2018 03:10:25 +0000 https://osoyoo.com/?p=7893#comment-688 In reply to netromaster.

In C language code, Line 6:
“int BLEN = 0;//1–open backlight.0–close backlight”
In Python code,
“LCD_BACKLIGHT = 0x08 # On
#LCD_BACKLIGHT = 0x00 # Off”
Please change “0x08” to “0x00”

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By: netromaster https://osoyoo.com/2017/07/03/raspbery-pi3-drive-i2c-1602-lcd/comment-page-1/#comment-684 Sat, 27 Jan 2018 01:52:08 +0000 https://osoyoo.com/?p=7893#comment-684 Thats for adjusting contrast. am talking about turning the backlight off from code.

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By: elaine https://osoyoo.com/2017/07/03/raspbery-pi3-drive-i2c-1602-lcd/comment-page-1/#comment-678 Thu, 25 Jan 2018 02:12:30 +0000 https://osoyoo.com/?p=7893#comment-678 In reply to netromaster.

You can turn around the Potentiometer at the back of LCD to adjust LCD backlight

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By: netromaster https://osoyoo.com/2017/07/03/raspbery-pi3-drive-i2c-1602-lcd/comment-page-1/#comment-677 Wed, 24 Jan 2018 03:14:34 +0000 https://osoyoo.com/?p=7893#comment-677 The LCD backlight consumes quite a lot of power. Whats the function to turn off the backlight?

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